Bus bar



FIG. 1 is a top, front and right side perspective view of a bus bar showing my new design;

FIG. 2 is a bottom, rear and left side perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof; and,

FIG. 9 is a top, front and right side perspective view showing the bus bar in a disassembled state.

The broken lines in the drawings illustrate portions of the bus bar which form no part of the claimed design.

The oblique shade lines in the drawings represent transparent surfaces. 

CLAIM The ornamental design for a bus bar, as shown and described. 